21988774797

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3019}}^1\times {\mathrm{12983}}^1$

素因数の和:16033

約数の個数: 32

約数和(自身を含む): 33878891520

約数和(自身を除く): 11890116723

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 3019, 9057, 12983, 33209, 38949, 51323, 99627, 142813, 153969, 220711, 428439, 564553, 662133, 1693659, 2427821, 7283463, 39195677, 117587031, 431152447, 666326509, 1293457341, 1998979527, 7329591599, 21988774797]

約数ペア:

[(1, 21988774797), (3, 7329591599), (11, 1998979527), (17, 1293457341), (33, 666326509), (51, 431152447), (187, 117587031), (561, 39195677), (3019, 7283463), (9057, 2427821), (12983, 1693659), (33209, 662133), (38949, 564553), (51323, 428439), (99627, 220711), (142813, 153969)]